diff options
author | Ugnich Anton | 2012-10-22 17:25:00 +0700 |
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committer | Ugnich Anton | 2012-10-22 17:25:00 +0700 |
commit | adfc38138808eede6bcc29a706c9191e7d2d84fe (patch) | |
tree | 44f2e11d049eb21751e60e18ab4dadade86bc823 /web/js | |
parent | c49e78bef068f4c4607d6d572366661e40b404be (diff) |
JS optimization
Diffstat (limited to 'web/js')
-rw-r--r-- | web/js/jquery.autoresize.js | 274 |
1 files changed, 0 insertions, 274 deletions
diff --git a/web/js/jquery.autoresize.js b/web/js/jquery.autoresize.js deleted file mode 100644 index 4bc0959a..00000000 --- a/web/js/jquery.autoresize.js +++ /dev/null @@ -1,274 +0,0 @@ -/* - * jQuery.fn.autoResize 1.14 - * -- - * https://github.com/padolsey/jQuery.fn.autoResize - * -- - * This program is free software. It comes without any warranty, to - * the extent permitted by applicable law. You can redistribute it - * and/or modify it under the terms of the Do What The Fuck You Want - * To Public License, Version 2, as published by Sam Hocevar. See - * http://sam.zoy.org/wtfpl/COPYING for more details. */ - -(function($){ - - var uid = 'ar' + +new Date, - - defaults = autoResize.defaults = { - onResize: function(){}, - onBeforeResize: function(){return 123}, - onAfterResize: function(){return 555}, - animate: { - duration: 200, - complete: function(){} - }, - extraSpace: 50, - minHeight: 'original', - maxHeight: 500, - minWidth: 'original', - maxWidth: 500 - }; - - autoResize.cloneCSSProperties = [ - 'lineHeight', 'textDecoration', 'letterSpacing', - 'fontSize', 'fontFamily', 'fontStyle', 'fontWeight', - 'textTransform', 'textAlign', 'direction', 'wordSpacing', 'fontSizeAdjust', - 'paddingTop', 'paddingLeft', 'paddingBottom', 'paddingRight', 'width' - ]; - - autoResize.cloneCSSValues = { - position: 'absolute', - top: -9999, - left: -9999, - opacity: 0, - overflow: 'hidden' - }; - - autoResize.resizableFilterSelector = [ - 'textarea:not(textarea.' + uid + ')', - 'input:not(input[type])', - 'input[type=text]', - 'input[type=password]', - 'input[type=email]', - 'input[type=url]' - ].join(','); - - autoResize.AutoResizer = AutoResizer; - - $.fn.autoResize = autoResize; - - function autoResize(config) { - this.filter(autoResize.resizableFilterSelector).each(function(){ - new AutoResizer( $(this), config ); - }); - return this; - } - - function AutoResizer(el, config) { - - if (el.data('AutoResizer')) { - el.data('AutoResizer').destroy(); - } - - config = this.config = $.extend({}, autoResize.defaults, config); - this.el = el; - - this.nodeName = el[0].nodeName.toLowerCase(); - - this.originalHeight = el.height(); - this.previousScrollTop = null; - - this.value = el.val(); - - if (config.maxWidth === 'original') config.maxWidth = el.width(); - if (config.minWidth === 'original') config.minWidth = el.width(); - if (config.maxHeight === 'original') config.maxHeight = el.height(); - if (config.minHeight === 'original') config.minHeight = el.height(); - - if (this.nodeName === 'textarea') { - el.css({ - resize: 'none', - overflowY: 'hidden' - }); - } - - el.data('AutoResizer', this); - - // Make sure onAfterResize is called upon animation completion - config.animate.complete = (function(f){ - return function() { - config.onAfterResize.call(el); - return f.apply(this, arguments); - }; - }(config.animate.complete)); - - this.bind(); - - } - - AutoResizer.prototype = { - - bind: function() { - - var check = $.proxy(function(){ - this.check(); - return true; - }, this); - - this.unbind(); - - this.el - .bind('keyup.autoResize', check) - //.bind('keydown.autoResize', check) - .bind('change.autoResize', check) - .bind('paste.autoResize', function() { - setTimeout(function() { check(); }, 0); - }); - - if (!this.el.is(':hidden')) { - this.check(null, true); - } - - }, - - unbind: function() { - this.el.unbind('.autoResize'); - }, - - createClone: function() { - - var el = this.el, - clone = this.nodeName === 'textarea' ? el.clone() : $('<span/>'); - - this.clone = clone; - - $.each(autoResize.cloneCSSProperties, function(i, p){ - clone[0].style[p] = el.css(p); - }); - - clone - .removeAttr('name') - .removeAttr('id') - .addClass(uid) - .attr('tabIndex', -1) - .css(autoResize.cloneCSSValues); - - if (this.nodeName === 'textarea') { - clone.height('auto'); - } else { - clone.width('auto').css({ - whiteSpace: 'nowrap' - }); - } - - }, - - check: function(e, immediate) { - - if (!this.clone) { - this.createClone(); - this.injectClone(); - } - - var config = this.config, - clone = this.clone, - el = this.el, - value = el.val(); - - // Do nothing if value hasn't changed - if (value === this.prevValue) { return true; } - this.prevValue = value; - - if (this.nodeName === 'input') { - - clone.text(value); - - // Calculate new width + whether to change - var cloneWidth = clone.width(), - newWidth = (cloneWidth + config.extraSpace) >= config.minWidth ? - cloneWidth + config.extraSpace : config.minWidth, - currentWidth = el.width(); - - newWidth = Math.min(newWidth, config.maxWidth); - - if ( - (newWidth < currentWidth && newWidth >= config.minWidth) || - (newWidth >= config.minWidth && newWidth <= config.maxWidth) - ) { - - config.onBeforeResize.call(el); - config.onResize.call(el); - - el.scrollLeft(0); - - if (config.animate && !immediate) { - el.stop(1,1).animate({ - width: newWidth - }, config.animate); - } else { - el.width(newWidth); - config.onAfterResize.call(el); - } - - } - - return; - - } - - // TEXTAREA - - clone.width(el.width()).height(0).val(value).scrollTop(10000); - - var scrollTop = clone[0].scrollTop; - - // Don't do anything if scrollTop hasen't changed: - if (this.previousScrollTop === scrollTop) { - return; - } - - this.previousScrollTop = scrollTop; - - if (scrollTop + config.extraSpace >= config.maxHeight) { - el.css('overflowY', ''); - scrollTop = config.maxHeight; - immediate = true; - } else if (scrollTop <= config.minHeight) { - scrollTop = config.minHeight; - } else { - el.css('overflowY', 'hidden'); - scrollTop += config.extraSpace; - } - - config.onBeforeResize.call(el); - config.onResize.call(el); - - // Either animate or directly apply height: - if (config.animate && !immediate) { - el.stop(1,1).animate({ - height: scrollTop - }, config.animate); - } else { - el.height(scrollTop); - config.onAfterResize.call(el); - } - - }, - - destroy: function() { - this.unbind(); - this.el.removeData('AutoResizer'); - this.clone.remove(); - delete this.el; - delete this.clone; - }, - - injectClone: function() { - ( - autoResize.cloneContainer || - (autoResize.cloneContainer = $('<arclones/>').appendTo('body')) - ).append(this.clone); - } - - }; - -})(jQuery); |